View Sony CPD-G420 (serv.man3) Service Manual online
19 inches measured diagonally
Vertical: 1440 lines
Vertical: 1024 lines
TTL 2 k
Vertical: 48 to 170 Hz
provide an optimal image for the screen.
exposed metal parts to any exposed metal part having a return to chassis,
must not exceed 0.5 mA (500 microamperes).
Leakage current can be measured by any one of three methods.
1. A commercial leakage tester, such as the Simpson 229 or RCA WT-
analog meters must have an accurate low-voltage scale. The Simpson 250
and Sanwa SH-63Trd are examples of a passive VOMs that are suitable.
Nearly all battery operated digital multimeters that have a 2 V AC range
are suitable. (See Fig. A)
checks before releasing the set to the customer:
1. Check the area of your repair for unsoldered or poorly-soldered
have replaced all the insulators.
and recommend their replacement.
have low HV.
Parts on Set
DEGAUSS COIL HAS BEEN REMOVED.
PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT ADJUST-
MENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE
IDENTIFIED IN THIS MANUAL. FOLLOW THESE PROCEDURES
WHENEVER CRITICAL COMPONENTS ARE REPLACED OR IM-
PROPER OPERATION IS SUSPECTED.
reduce power consumption as shown below.
peripherals are connected to the monitor.