Machine Specific Mounting Instructions.
Accuphase DP90
Remove the crystal unit pos. CRYSTAL1, plus C4 and C5. Connect LClock Gnd The PCB solder pad of C5, closest to the middle of the control module. Connect LClock Out to The PCB solder pad of C5, closest to the edge of the control module. Connect LClock +12V to + of C63, its one of the big red capacitors. Arcam Alpha 5 plus
Connect Gnd on LClock to pin 7 of Z207. The red wire is connected to D208, Cathode - The end with the stripe. It is located about midboards. Cambridge CD6
Connect LClock Gnd to The PCB solder pad in the sharp corner of the crystal unit symbol on the PCB. Connect Clock Out to The PCB solder pad in the opposit corner of the crystal unit symbol. Diagonally across the gnd connection. +12 V is taken on the out pin of U18, located 2 cm./ 3/4" towards the middle of the CD player enclosure. Output is the pin closest to the transport, when the converter PCB is fitted in the machine Denon DCD725
Remove XL301, C302 and C303. (capacitors). Connect LClock Out to the pcb solder pad of XL301, closest to the CD transport. Connect LClock Gnd to the pcb solder pad of C303, furthes away from the CD transport. Connect LClock +12V to the jumper JV131, located between the mains transformer, and the biggest capacitor on the PCB. Denon DCD1500
Connect Gnd on LClock to C301, the solder pad closest to the front plate. +12 V is taken from IC504 marked 7812, (mounted on a blank heatsink close to the back panel). Connect the red wire to the right hand pin (output), when viewing the text '7812' correctly.. Denon DCD3300
Unmount the 3 PCB connectors with wires going towards the rear panel, cut the cableties holding the flat cables fixed to the CD transport. Be careful that none of the other PCB connectors jump out of their sockets. Remove X203, its placed on the white PC Board to the right rear side, approximately 20 cm. behind the front panel. Remove C266 and C267. Connect Clock Out to one of the PCB solder pads on X203, the one closest to the edge of the PC Board. (corresponds to pin 53 on CXD1125). Connect Gnd on LClock to C266, the PCB solder pad closest to the rear panel. +12 v Is taken from IC252 mrk. 7805, (it is placed on a black heat sink close to the CD transport). use the left PCB solder pad, when you see the text on the '7805' correctly. Denon DCD3560
Remove the Crystal unit and the two capacitors C505 and C605. Connect LClock Out to the pcb solder pad of X500, closest to the frontpanel. Connect LClock Gnd to the pcb solder pad of C505, closest to the frontpanel. Connect LClock +12V to C506 ON THE UPPER PCB ASSEMBLY, use the solder side of the PC Board to Connect. C506 is one of six large capacitor cans, placed on the rear end of the upper PC Board. Kenwood DP7030
Remove C60, the PCB solder pad of C60, furthest away from the RCA LINE output jacks, is connected to LClock Out. LClock Gnd is Connected to the tiny solderbubble next to X1. +12 V is taken from + on C7 ( a large black electrolytic can close to the heat sinks.) Kenwood DP7060
Take the Main Board out by removing the four screws i the PC Board, samt de tre som holder stikkene ind to rear panel. Unplug FORSIGTIG! den whitee flexledning. Lift øverste del of connectoren opad. Vip nu the Main Board op of the CD player enclosure. Remove X2, Q41 and C94. Connect LClock Out to the pcb solder pad of C94 closest mod the front panel. Connect LClock Gnd to the other PCB solder pad of C94. Connect LClock +12V to W167, it is placed next to the two large electrolytic capacitors. Kenwood DP7090
X1 and Q31, which are placed next to X1 are to be Removed. From emitter of Q31 a red capacitor mrk. 102 lead the original clock signal to the 74HCU04 IC. Remove this capacitor, and Connect 'LClock Out' to the PCB solder pad of the capacitor, closest to the frontpanel. LClock Gnd is Connected to pin 7 of the 74HCU04, or the PCB solder pad 7 of the IC drawn on the PC Board, right next to 74HCU04, in the direction towards the frontpanel, the IC is not mounted. +12 V is taken from the input of the 78M05, placed on the left rear side on the PC Board. Kenwood L-1000D
Remove top cover and right hand sidepanel. The Crystal unit is placed in the middle of the right hand PCB assembly, between the large copperbars. Remove the Crystal unit X1, mount it in the two vacant solder pads on LClock. Remember to ground the crystal case to LClock's gnd plane. Remove L110, C345, C346 and C347. Connect LClock Out to the pcb solder pad of L110, furthes away from the CD transport through a capacitor of 100n MKT. Connect LClock Gnd to the pcb solder pad of C346, closest to the CD transport. Connect LClock +12V to J251 on the powersupply PC Board, which is placed by the rear panel. Marantz CD52
Remove the two light grey SMD capacitors (microsize) on the solder side of the PC Board. They are placed right next to the Crystal unit, and are connected to this. NB! There is also another light grey smd capacitor near by, it is not connected to the crystal unit. Do NOT remove this component! SMD components are Removed by alteringly each solder terminal, in a rapid pace, so the component finally melts off. Never use force on such components, the PC Board can be damaged. LClock Gnd. is Connected to jumper pos. nr. 9091. LClock Out is Connected to the Crystal unit PCB solder pad closest to the front panel. +12 V is taken from 78M15 pos. 6577, right hand PCB solder pad, (output) when you see the text '78M15' correctly. 78M15 is placed near the right hand corner of CD transport, on the main PC Board. Marantz CD63 SE
+12V is derived on the right hand PCB solder pad of Q801, it is placed right in front of the REMOTE in-out jacks on the rear panel. Connect the red wire from LClock to the right hand PCB solder pad, when you see the CD player enclosure front the front panel side. Marantz CD72
Remove XD01, CD01 and CD02. Connect LClock Out to the solder pad from XD01, closest to the front panel. Connect LClock Gnd to the solder pad from CD01 closest to the nearby IC QD01. Connect red wire (+12V) to the input of QD821, located by the rear panel, on a heatsink. It is the midst one, use the pin closest to the front panel Micro Mega Leader
Remove the two light grey SMD capacitors (microsize) on the solder side of the PC Board. They are placed right next to the Crystal unit, and are connected to this. NB! There is also another light grey smd capacitor near by, it is not connected to the crystal unit. Do NOT remove this component! SMD components are Removed by alteringly each solder terminal, in a rapid pace, so the component finally melts off. Never use force on such components, the PC Board can be damaged. LClock Gnd. is Connected to jumper pos. nr. 9091. LClock Out is Connected to the Crystal unit PCB solder pad closest to the front panel. +12 V is taken from 78M15 pos. 6577, right hand PCB solder pad, (output) when you see the text '78M15' correctly. 78M15 is placed near the right hand corner of CD transport, on the main PC Board. Parasound C/DP 1000
It is placed on the large PCB assembly in the middle of the CD player, right next to the PCB wire connector with the two grey wires. It is a tiny cylindric Crystal unit measuring just 2,5 m.m. in diameter and 10 m.m. length. On the Crystal unit (pos. X101) is marked 4YBH, a rather noninformative text but it IS a 16,9344 MHz crystal. Remove X101, C157 and C158. It is accomplished by removing the three wire connectors from the PC Boards right hand edge ( when you view the CD player from the front panel ), loosen screws holding the PC Board, and the nut on the Coax Out jack from the exterior. Tilt The PC Board gently out of the chassis. Connect LClock Out to the PCB solder pad of X101 furthes away from the CD transport. Connect LClock Gnd to the PCB solder pad of C157, closest to the rear panel. Connect LClock +12V to + on C175 on the solder side of the PC Board. Pink Triangle Numeral
Numeral is not equipped with a Crystal unit, but instead it has a (cheap) clock generator, it is placed at the midst of the PCB assembly, which also holds the XLR and RCA jacks. It is a blank shiny square metal can of 10 by 10 m.m. There is also a clock generator on the CD transport PCB, it is purposed to run when the transport is used with another DAC the the Numeral. Don't bother tampering with this other clock generator. Remove the clock on the XLR/RCA PC Board, it has pos. X1. It is done by adding lots of solder to all four PCB solder pads, and heat them two and two changing in a rapid pace. At the same time, carefully pull the can out of the PCB in tiny steps with a finger. Connect LClock Out to the PCB solder pad of X1, furthest away from the sharp corner of the clock generator symból on the PCB. Connect LClock Gnd to den PCB solder pad of X1, closest to the sharp corner. Connect LClock +12V to right hand PCB solder pad (output) on U5 (7812) it is placed approximately 4 cm. towards the frontpanel starting from X1. Pioneer PD75
Remove X512, and R511. Short circuit C517 On IC512: Connect LClock Out to Pin 3. Connect LClock Gnd to Pin 7. +12V red wire is soldered to R651, no matter which side. Pioneer PD95
Remove all screws, som holding the converter PC Board. NB! the PC Board is fastened with adhesive pads on the middle, so you have to practice 'gentle violence' to get it out. Lift the PC Board gently out of the chassis. The Crystal unit is placed under the copper can, placed closest to the middle of the CD player enclosure. Remove this Can using a soldering iron. Remove X512 and R511. Short Circuit C517. On IC512: Connect LClock Out to pin 3. Connect LClock GND to pin 7. +12V red wire is soldered to R621, no matter which side. Pioneer PDR-04
Remove the Crystal unit ( X303 ) by use of solder wick on both sides of the PC Board. Remove the two microscopic capacitors between X303 and IC308, they are brown surface mount devices with no marking. Connect LClock Out to the solder pad of X303, closest to the screwhole right near by. Connect LClock Gnd to the GND-pad of X303 on the component side. Connect LClock +12 V to IC407, placed in the 45 deg. angle corner of the PC Board, use the pad, closest to the large electrolytic capacitor. Proceed PCD 2
Remove the Crystal unit X400, C402 and C403. Connect LClock Out to the pcb solder pad of X400 placed downmost. (Corresponds to pin 11 on SAA7220). Connect LClock Gnd to the pcb solder pad of C402 placed downmost. Connect LClock +12V to CR004, the upmost solder terminal. CR004 is placed approximately 2 cm. below the Crystal unit. Rega Planet
Carefully remove the flex cable to the CD transport from the socket. Remove screws holding the Main Board, remember the one in the corner by the mains transformer. Remove Crystal unit X7, and the two capacitors marked C2 ( ...? ). Connect LClock Out to the pcb solder pad of X7 closest the front of the CD player enclosure. Connect LClock Gnd to the pcb solder pad of C2 closest to the mains transformer. Connect LClock +12V to the jumper between C61 ( the largest electrolytic can on the PC Board ) and REG4. Rotel RCD-965BX
Loosen the main board by removing all the screws you can see, looking down on the board, and also the three black screws on the bottom of the enclosure. They hold the CD transport. One of these screws is located under one of the left side rubber feet. The main board is now gently lifted out of the CD player. Remove the Crystal unit X102, it sits about 8 cm. behind the frontpanel some 10 cm. from the right sidepanel. Remove C189 and C190, sitting right next to the crystal. Connect LClock Out to the X102 solder pad, closest to the CD transport. Connect LClock Gnd to the solder pad of C190, closest to the front panel. Connect LClock +12 V red wire to U120, it is a 78M12 regulator, located behind the CD transport. Connect to the right hand (output) pin ( when you read the '78M12' text correctly ). Remember to replug the flatcable in the PCB connector, the connector next to A103 is offset to the right hand side. Rotel RCD-970BX
Cut pin 4 on U307 ( 74HCU04 ), Connect LClock Out to pin 1 of this IC. Connect LClock Ground to pin 7 of U307 ( 74HCU04 ). +12V to LClock (red wire) is soldered to J153, it is placed on the other PC Board, next to the heat sink. As an extra modification, we can recommend changing the two AD711 in the analog stage, to LT1122. Rotel RCD-971
Connect LClock Out to The PCB solder pad of X631, closest to the middle of the PC Board. Connect LClock Ground to The PCB solder pad of C634, closest to the middle of the PC Board. +12V to LClock is taken from pin pad 8 of U702 ( OP275 ). It is placed in the right hand side, in the rear of the enclosure. You can tune this machine to true high-end performance by changing the OP275 to AD812, connecting pin 6 through a 1k. resistor. This beats any CD player we have heard, up to four times the price level. Rotel RCD-975
Furthermore the metal screen on the rear side, is unsoldered from the RCA plugs. Take the converter PC Board carefully out of the chassis, remove the Crystal unit ( X301 ). Remove C323 and C324, they are placed right next to the Crystal unit. Cut pin 4 on U307 ( 74HCU04 ), Connect LClock Out to pin 1 of this IC. Connect LClock Ground to pin 7 of U307 ( 74HCU04 ). +12V to LClock is taken from J153, placed on the other PC Board, right next to the heat sink. As an extra modification, we can recommend changing the two AD711 in the analog stage, to LT1122. SONY CDP497
Connect LClock Out to the PCB solder pad of the Crystal unit, closest to the rear panel. Connect LClock Gnd to the PCB solder pad of C326, closest to the rear panel. Connect LClock +12V to JW61, approximately 5 cm in front of the mains transformer. SONY X7ESD
The Crystal unit is designated X401, remove it from the PC Board. Connect pin 13 and 14 on the nearby IC 74HCU04. Remove the resistor with designator 'OSC', Connect LClock Out to the PCB solder pad of the 'osc' resistor closest to the 74HCU04. Connect LClock Gnd to pin 7 of IC'a 74HCU04. Connect LClock +12V to IC416, left PCB solder pad, (input), when you read the '7805' text correctly. SONY CDP-X229 ES
The Crystal unit is easily located, about 6 cm. behind the RCA LINE OUT plugs. Unscrew the 4 screws, holding the Main Board, and also the two screws, holding the LINE plugs on the rear panel. Squeeze the two plastic fasteners carefully, so the Main Board can be gently lifted out of the CD player enclosure. Pull the two flexcables gently out of their sockets, and flip the PC Board towards the rear panel. Remove the Crystal unit X331, and the two capacitors C320 and C321. Connect LClock Out to the pcb solder pad of X331, closest to the rear panel. Connect LClock Gnd to the pcb solder pad of C321, furthest away from the CD transport. Connect LClock +12 V to JW112, it is a wire jumper, placed right next to the largest electrolytic capacitor on the PC Board, by the rear panel. Remember to replug the two flex cables! SONY X777ES
The Crystal unit is placed on the converter PC Board, youll find it on the bottom right hand side of the CD player enclosure. The Crystal unit is placed on the middle in the end of the PC Board closest to the frontpanel. It is a rather small Crystal, wrapped with black textile tape. Remove the converter PC Board by unscrewing the three screws on each longside of the PC Board. Remove carefully the Crystal unit X601, and the capacitors C631 and C632, placed right next to the Crystal unit. Connect LClock Out to the X601 PCB solder pad on the converter Board, closest to the CD player rear panel. Connect LClock Gnd to the PCB solder pad of C632, closest to the rear panel of the CD player enclosure. Connect LClock +12V on the closest (to LClock) corner of the power supply PC Board. There is two thick red wires going from the correct terminal on the solder side. On the component side there is a '+15V' mark. SONY X779ES
Remove the top cover by unscrewing the 6 screws on the top cover of the CD player enclosure. The Crystal unit is placed on the converter PC Board on right hand side of the CD player enclosure. It is a rather small Crystal unit, wrapped in black textile tape, you will find it approximately 3 cm. towards the fronpanel starting by the two large electrolytic capacitors on the middle of the PC Board. Actually there is two Crystal units on this PC Board, the other one sitting at the front panel, is used to recreate a nice 16,9 MHz clock to control the CD transport, but we dont want to tamper with this crystal in the LClock upgrade. (The slave 16.9 MHz is derived from the precise LClock'ed 45.158 MHz divided by 3). Remove the converter PC Board by unscrewing the three screws on each side of the Board. Carefully unplug the PCB connectors on half of the PC Board, closest to the front panel. You dont have to worry about the refitting of these plugs, they only fit together in one way, the right one! Also remove the black ground wire, screwed right next to the crystal unit. Remove carefully the Crystal unit X602, and the capacitors C613 and C614, sitting next to the Crystal unit. Connect LClock Out to the X602 solder pad on the converter PC Board, furthest away from the CD transport. Connect LClock Gnd to the PCB solder pad of C614, closest to the frontpanel. Connect LClock +12V to IC416, left PCB solder pad, when you can read the text on the component correctly. SONY CDP-XA 5 ES
The Crystal unit is placed on the PC Board in the right hand side approximately board midpoint. Remove the PC Board from the CD player enclosures right hand side. The Crystal unit has the designator X602, remove it, along with the two capacitors C611 and C612 Remove the SMD IC IC604, it is placed right beneath the Crystal unit, on the solder side. Short circuit pins 6 and 7 of IC604 with a solder bubble. Connect LClock Out to X602, the PCB solder pad closest to the PC Boards right hand edge, when you have a front panel view. Connect LClock Gnd to C611, the PCB solder pad closest to the PC Boards right hand edge, when you have a front panel view. Connect LClock +12V to JW632, it is a wire jumper, placed between the two large electrolytic cans on the PC Board. SONY CDP-XA 50 ES
The Crystal unit is placed on the PC Board in the right hand side approximately board midpoint. Remove the PC Board from the CD player enclosures right hand side. The Crystal unit has the designator X602, remove it, along with the two capacitors C611 and C612 Remove the SMD IC IC604, it is placed right beneath the Crystal unit, on the solder side. Short circuit pins 6 and 7 of IC604 with a solder bubble. Connect LClock Out to X602, the PCB solder pad closest to R534. Connect LClock Gnd to C611, the PCB solder pad closest to R534. Connect LClock +12V to JW633, it is a wire jumper, placed between the two electrolytic cans on the rear end of PC Board. (C627 and C628). SONY CDP-XE900
The Crystal unit has designator X301, remove it from the PC Board. Remove C358 and C359, you will find them right next to the Crystal unit. Connect LClock Out to X301, the PCB solder pad closest to the PC Boards right hand edge, when you hav a front view. Connect LClock Gnd to C358, the PCB solder pad closest to the PC Boards right hand edge. Connect LClock +12V to JW352, it is a wire jumper, placed on the opposite side of the PC Board, approximately 7 cm. off the rear panel. TEAC VRDS 10
The Crystal unit X51 is removed, along with C51, placed right next to the crystal. C55 an orange color trim capacitor approximately 3 cm. closer to the rear panel is also removed. LClock Out is then Connected to the PCB solder pad of X51, closest to the middle of the PC Board. LClock Gnd is Connected to the PCB solder pad of C51, closest to the edge of the PC Board. LClock +12 V red wire is soldered to W221, a wire jumper, placed on the opposite side of the same PCB as the crystal. Technics SL-PS620A
The Main Board is taken carefully out of the chassis. Remove X801, C818 and C819. One of the PCB solder pads of X801 ( the one closest to the edge of the PC Board ) is connected to LClock Out. One of the PCB solder pads of C818 (the one closest to the front panel) is connected to LClock Gnd. +12V red wire is soldered to J34, placed next to the optical out unit TX174. Technics SL-PS840
Remove X801, C835 and C836. One of the PCB solder pads of X801 ( the one closest to the middle of the PC Board ) is connected to LClock Out. One of the PCB solder pads of C836 (the one closest to the edge of the PC Board) is connected to LClock Gnd. +12V red wire is soldered to J323, placed on opposite corner of where the Crystal unit was mounted on the PC Board. Thule Spirit
Remove the oscillator X1 (The designator is printed underneath the component...). It is a rectangular shiny metalcan of approximately 12 by 20 m.m. placed on the converter PC Board. Connect LClock Out to the pcb solder pad 'pin 9' on X1. Connect LClock Gnd to the pcb solder pad 'pin 8' on X1. Connect Lclock +12V to pin 13 on the blue PCB connector. |