Editing CDVD Drive
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== Overview == | == Overview == | ||
The drive is known as MD-block in internal Sony documentation | The drive is known as MD-block in internal Sony documentation. | ||
== Electronics == | == Electronics == | ||
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Early consoles (A, A+, AB, B, B', C, C' chassis) have separate boards with some of the disc drive electronics: | Early consoles (A, A+, AB, B, B', C, C' chassis) have separate boards with some of the disc drive electronics: | ||
* GM-038 ( | * GM-038 (A-chassis) <imgur w=240>O2kHeUP.jpg</imgur> | ||
** Contains RF-amp ( | ** Contains RF-amp (CXA2605R) | ||
* GM-041 (B-chassis, B'-chassis) | |||
* GM-041 (B-chassis, B'-chassis) | ** Contains RF-amp (SP3727A) and tilt-driver (BA5912AFP) | ||
** Contains RF-amp ( | * TODO: Board of AB chassis | ||
* | ** Contains RF-amp (TODO: which RF-amp?) | ||
* GM-043 (C-chassis, C'-chassis) <imgur w=240>cRFTRP8.jpg</imgur> | |||
** Contains RF-amp ( | ** Contains RF-amp (SP3727A), spindle driver (BA6664FM) and focus/tracking/sled-motor/tray-motor driver (BA5810FP) | ||
* GM-043 (C-chassis, C'-chassis) < | |||
** Contains RF-amp ( | |||
The [[PSX]] also has a dedicated board for drive electronics, which contains all drive components for the PSX/DVR-mode/burning part of the PSX's unique dual- | The [[PSX]] also has a dedicated board for drive electronics, which contains all drive components for the PSX/DVR-mode/burning part of the PSX's unique dual-laser drive. | ||
Electronics for the PS2-part of the drive are however on the mainboard (spindle motor control and driving are always handled by the PSX/DVR part of the drive). | Electronics for the PS2-part of the drive are however on the mainboard (spindle motor control and driving are always handled by the PSX/DVR part of the drive). | ||
* MA-S38 (DESR-x000, DESR-x100) | * MA-S38 (DESR-x000, DESR-x100) | ||
** | ** <imgur w=240>8GcBpTO.jpg</imgur><imgur w=240>tFQSjoP.jpg</imgur> | ||
* MA-S43 (DESR-x500, DESR-x700) | * MA-S43 (DESR-x500, DESR-x700) | ||
== Mechanics == | == Mechanics == | ||
=== Fat drive assemblies === | === Fat drive assemblies === | ||
* A/A+ chassis drive block (SCPH-10000 japanese launch, SCPH-15000, some SCPH-18000, all japan only) | |||
** <imgur w=240>KnNqiXM.jpeg</imgur><imgur w=240>FHGfvMM.jpeg</imgur><imgur w=240>YXgnrZs.jpeg</imgur><imgur w=240>7CTF3pm.jpeg</imgur><imgur w=240>SLwBUGn.jpg</imgur><imgur w=240>vzMYOTs.jpg</imgur> | |||
** The only drive block to use the KHS-400A pickup | |||
** In these pictures, the flat flex cable between the board and the laser unit has been replaced. The only difference to the original cable is the length of the blue flap, which is longer on the original cable on the side connected to the PCB | |||
* | * B/B' chassis drive block (north american early/launch SCPH-30001, north america only) | ||
* The only drive block to use the | ** Uses a radial tilt control motor only found in this drive block; all other drive blocks have their radial tilt permanently set at the factory | ||
* | ** Optical pickup changed to KHS-400B | ||
* In these pictures, the flat flex cable between the board and the laser unit has been replaced. The only difference to the original cable is the length of the blue flap, which is longer on the original cable on the side connected to the PCB | * C/C' chassis drive block (later north american SCPH-30001, SCPH-30004 PAL launch consoles, SCPH-30000 many regions) | ||
** <imgur w=240>Gov1HNg.jpg</imgur><imgur w=240>5kfnZit.jpg</imgur><imgur w=240>gLVqrNi.jpg</imgur><imgur w=240>Kncxtr7.jpg</imgur><imgur w=240>iEjTkZ5.jpg</imgur><imgur w=240>FVtodEz.jpg</imgur><imgur w=240>BJfmUzT.jpg</imgur> | |||
** Takes away the tilt motor introduced on the B/B' chassis drive block | |||
** Has both driver ICs on the drive board | |||
* | ** Has an aluminium plate mounted as heatsink between the drive board and drive frame which thermally connects to the back of the PCB through a thermal pad, however, the ICs are also directly cooled from the other side through a thermal pad connecting them to the expansion bay frame | ||
* | * AB chassis drive block (some SCPH-18000, japan-only) | ||
* Optical pickup | ** Basically a C/C' chassis drive block with a different drive board that only contains the RF-amp but not the driver ICs, since these are located on the motherboard | ||
* D/D' chassis drive block (later SCPH-30000 any region, early SCPH-30000R many regions, SCPH-35000 special editions some regions, SCPH-35000R special editions some regions) | |||
** all drive electronics moved to the motherboard, no dedicated drive board | |||
* F/G chassis drive block (late japanese SCPH-30000, late SCPH-30000R many regions, japanese SCPH-37000 special editions, SCPH-39000 many regions) | |||
** Optical pickup changed to KHS-400C, KHS-400R or SF-HD7 | |||
* H/I chassis drive block (SCPH-50000 series any region, SCPH-55000 special editions some regions) | |||
** <imgur w=240>un3LrqS.jpg</imgur><imgur w=240>N13dm9Y.jpg</imgur><imgur w=240>J5g8RtO.jpg</imgur><imgur w=240>FLt0xfo.jpg</imgur><imgur w=240>y0SF82K.jpg</imgur><imgur w=240>2EeoJVp.jpg</imgur><imgur w=240>4sSITOE.jpg</imgur> | |||
** Pictures show the variant that uses the Sanyo SF-HD7 pickup. Variants using either the Sony KHS-400R or KHS-400C pickup are identical aside of the pickup itself; the pickups are interchangeable | |||
** Some markings on the mechanism have been made by the owner during alignment using [[PMAP]]; they are not from the factory | |||
** Button assembly now mounted on the drive assembly | |||
** Mechanical changes: | |||
*** Tilt of the two rods that the optical pickup slides on can be adjusted individually | |||
*** Slide arm of the optical pickup now made of a metal spring instead of plastic | |||
* J chassis drive block (late SCPH-50000 series) | |||
** Very different drive: | |||
*** Uses Mitsumi TDP062W drive mechanism based around the Mitsumi PVR-702W laser | |||
=== | === Slim drive assemblies (work in progress) === | ||
* Some of the slim drives exist with different cable lengths for different chassis. K-chassis and L-chassis use same cable length between each other, as do P-chassis and R-chassis between each other. M-chassis and N-chassis both use different cable lenghts. This makes a total of 4 slim PS2 drive "types" regarding cable length. | * Some of the slim drives exist with different cable lengths for different chassis. K-chassis and L-chassis use same cable length between each other, as do P-chassis and R-chassis between each other. M-chassis and N-chassis both use different cable lenghts. This makes a total of 4 slim PS2 drive "types" regarding cable length. | ||
* KHM-430AAA (with K-chassis/L-chassis compatible cable length) | |||
** K-chassis, L-chassis | ** K-chassis, L-chassis | ||
** | ** KHM-430 pickup | ||
* KHM-430BAA | * KHM-430BAA (with M-chassis compatible cable length) | ||
** M-chassis | ** M-chassis | ||
** | ** KHM-430C pickup | ||
* TDP182W (with M-chassis compatible cable length) | * TDP182W (with M-chassis compatible cable length) | ||
** M-chassis | ** M-chassis | ||
** | ** PVR-802W pickup | ||
* TDP182W (with N-chassis compatible cable length) | * TDP182W (with N-chassis compatible cable length) | ||
** N-chassis | ** N-chassis | ||
** | ** PVR-802W pickup | ||
* | * KHM-430CAA (with P-chassis/R-chassis compatible cable length) | ||
** P-chassis | ** P-chassis, R-chassis | ||
** KHM-430C pickup | |||
* | |||
* | |||
=== PSX drive assemblies === | === PSX drive assemblies === | ||
The PS2-part of the drive is based on the H/I chassis | The PS2-part of the drive is based on the H/I chassis SCPH-5XXXX fat PS2 drive, both electrically and mechanically. The whole drive assembly is connected to the motherboard using 3 flat flex cables: One is an IDE connection to the dedicated drive board of the PSX-part, one provides power (5V, 12V, GND) and also connects the PS2-part sled motor to the motherboard (since it is controlled by the motherboard directly), and one connects the KHS-400C PS2-part pickup to the motherboard, since it is also directly controlled by the motherboard. The spindle motor is always controlled by the dedicated PSX-part drive electronics over IDE, even in PS2 mode. | ||
* DESR-x000 and DESR-x100 drive | * DESR-x000 and DESR-x100 drive | ||
** Uses Sony | ** Uses Sony KWS-200A optical pickup | ||
<imgur w=240>8UIuNSN.jpg</imgur> | |||
* DESR-x500 and DESR-x700 drive | * DESR-x500 and DESR-x700 drive | ||
** Uses Sanyo | ** Uses Sanyo SF-DB11 optical pickup | ||
[ | <imgur w=240>XkMxA6G.jpg</imgur> | ||
== Optical pickup == | |||
=== Notes === | |||
* KHS-400R seems to be a rebadged Sanyo SF-HD7 with a different plastic cap to remove the "HD7" labelling present on the SF-HD7; they are completely drop-in interchangeable | |||
* KHS-400B and KHS-400C are electrically compatible, but differ in thickness of their bases, making them mechanically incompatible (putting a KHS-400C in place of a KHS-400B will seem to work at first, but the flex cable will bend heavily once the pickup reaches the outer area while moving) | |||
* KHS-400C and KHS-400R / SF-HD7 are mechanically fully compatible, but require different calibration data for [[MechaCon]] | |||
* There are 2 different lens assemblies for KHS-400B, which require different calibration data for MechaCon: T487 (white ring around lens) and T609K (yellow ring around lens). T609K seemingly was introduced with the D/D'-chassis. Some early T609K have a white ring around the lens. These pickups have a violet marking at the adjustment screw. (Markings in other colors don't indicate any lens assembly variant, only violet does) | |||
* KHS-400B (with T487 lens assembly) can fully drop-in replace KHS-400A, but not vice versa (mechanical reasons: KHS-400A in a drive meant for KHS-400B can't press the home-position switch near the spindle). KHS-400B with T609K lens assembly can also be used, but requires different calibration data for MechaCon. | |||
* PSX consoles always have 2 pickups: One KHS-400C (for PS2 games only) and KWS-200A (XPD-001 motherboard) or SF-DB11 (XPD-005 motherboard). Every disc will first be detected by the KWS-200A / SF-DB11, so if this pickup is broken, the console also won't read PS2 games, since the KHS-400C only becomes active once a PS2 game has been detected | |||
* The drive mechanisms of earlier and later PSX consoles are completely different from each other (except the KHS-400C), so you can't replace a KWS-200A with a SF-DB11 or vice versa | |||
* PVR-802W and KHM-430 seem to be mostly identical; KHM-430 is probably a rebadged PVR-802W, as it is with KHS-400R / SF-HD7 | |||
* Several revisions of the Sanyo SF-DB11 pickup exist, with only the older ones being compatible with the PSX. Trying to install a newer one will burn the flat flex cable and/or blow the 5V drive-power fuse on the motherboard depending on your luck (known compatible revisions: T02, T05; known incompatible revision: T14). It didn't seem to damage anything else though; most notably all electronics (after replacing the blown fuse) AND the laser pickup (after being installed into a compatible PC drive that uses this newer revision) survived. | |||
** <imgur w=240>jPNVCqr.jpg</imgur><imgur w=240>Vo2DfEx.jpg</imgur> | |||
=== Pickup types === | |||
==== Sony ==== | |||
* KHS-400A (A-chassis, A+-chassis) | |||
** always with T487 lens assembly | |||
* KHS-400B (AB-chassis, B/B'-chassis, C/C'-chassis, D/D'-chassis) | |||
** with T487 lens assembly | |||
** with T609K lens assembly | |||
* KHS-400C (F-chassis, G-chassis, H-chassis, I-chassis, PS2-mode laser in all PSX consoles) | |||
** always with T609K lens assembly | |||
* KHS-400R (F-chassis, G-chassis, H-chassis, I-chassis) | |||
** Is basically a rebadged Sanyo SF-HD7 using a different plastic cap | |||
* KWS-200A (DVR/DVD-burning laser in earlier PSX consoles) | |||
* KHM-430 (some slim consoles) | |||
* KHM-430C (some slim consoles) | |||
==== Sanyo ==== | |||
* SF-HD7 (F-chassis, G-chassis, H-chassis, I-chassis) | |||
* SF-DB11 (DVR/DVD-burning laser in later PSX consoles) | |||
* Oddly enough, the I-chassis service manual also mentions Sanyo SF-HD8, SF-HD9 and SF-HD10, which seem to be very different from SF-HD7 in construction. Never seen in any consumer PS2 console. | |||
==== Mitsumi ==== | |||
* PVR-702W (J-chassis) | |||
* PVR-802W [https://archive.org/details/pvr-802-w-datasheet (download datasheet)] (some slim consoles) | |||
==== Sankyo ==== | |||
* SPU-3170 (some slim consoles) | |||
==== Third party replacements/clones ==== | |||
* KHS-400H / PS-400H (replaces KHS-400R / SF-HD7) | |||
* KHS-400Q / PS-400Q (replaces KHS-400C) | |||
* KHS-400W (replaces KHS-400C) |